Photoelectric EffectHard

Question

A B C
t = 0    N0        0          0
t    N1        N2          N3
The ratio of N1 to N2 when N2 is maximum is : 

Options

A.at no time this is possible
B.2
C.1/2
D.

Solution

= λN1 − 2λN2
for N2 to be maximum,
= 0    ⇒    λN1 = 2λN2   or  = 2

Create a free account to view solution

View Solution Free
Topic: Photoelectric Effect·Practice all Photoelectric Effect questions

More Photoelectric Effect Questions

Which of the following transitions in hydrogen atoms emit photons of highest frequency?...A photon of energy 10.2 eV corresponds to light of wavelength λ0. Due to an electron transition from n = 2 to n = 1...The illumination of a surface is measured in the unit :...An electron and proton are moving with the same speed. Mass of proton = 1836 times mass of electron. The ratio of their ...92U235 nucleus absorbs a slow neutron and undergoes fission into 54X139 and 38Sr94 nuclei. The other particles produced ...